-/* Copyright (c) 2018-2019. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2018-2022. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
namespace s4u {
class XBT_PUBLIC Barrier {
-private:
- MutexPtr mutex_ = Mutex::create();
- ConditionVariablePtr cond_ = ConditionVariable::create();
- unsigned int expected_actors_;
- unsigned int arrived_actors_ = 0;
+ kernel::activity::BarrierImpl* pimpl_;
+ friend kernel::activity::BarrierImpl;
- /* refcounting */
- std::atomic_int_fast32_t refcount_{0};
+ explicit Barrier(kernel::activity::BarrierImpl* pimpl) : pimpl_(pimpl) {}
public:
- /** Creates a barrier for the given amount of actors */
- explicit Barrier(unsigned int expected_processes) : expected_actors_(expected_processes) {}
#ifndef DOXYGEN
- ~Barrier() = default;
Barrier(Barrier const&) = delete;
Barrier& operator=(Barrier const&) = delete;
#endif
static BarrierPtr create(unsigned int expected_actors);
/** Blocks into the barrier. Every waiting actors will be unlocked once the expected amount of actors reaches the barrier */
int wait();
+ /** Returns some debug information about the barrier */
+ std::string to_string();
#ifndef DOXYGEN
/* refcounting */